In the world of Windows and Macs, what makes Linux tick? Redhat was the first to explore Linux's potential. But Redhat had a very enterprise centric approach. And in 2004, Ubuntu came along with the focus firmly back on end-users. This kick started a flurry of activity and a number of new Ubuntu based Linux distros started to sprung up. The latest one being elementary OS Luna. And this brand new OS has a lot going for it.